collaborators

5 papers

cs.CL2026

Large Language Models Generate Harmful Responses Using a Distinct Mechanism, Shared Across Harm Types

Hadas Orgad, Boyi Wei, Kaden Zheng +4

Large language models remain vulnerable to jailbreaks that elicit harmful responses, yet the mechanism behind harmful response generation is poorly understood. Here, we investigate…

cs.CY2026

Open Technical Problems in Open-Weight AI Model Risk Management

Stephen Casper, Kyle O'Brien, Shayne Longpre +19

Frontier AI models with openly available weights are steadily becoming more powerful and widely adopted. However, compared to proprietary models, open-weight models pose different…

cs.CR2025

Best Practices for Biorisk Evaluations on Open-Weight Bio-Foundation Models

Boyi Wei, Zora Che, Nathaniel Li +10

Open-weight bio-foundation models present a dual-use dilemma. While holding great promise for accelerating scientific research and drug development, they could also enable bad acto…

cs.CR2025

Dynamic Risk Assessments for Offensive Cybersecurity Agents

Boyi Wei, Benedikt Stroebl, Jiacen Xu +3

Foundation models are increasingly becoming better autonomous programmers, raising the prospect that they could also automate dangerous offensive cyber-operations. Current frontier…

cs.AI2025

Holistic Agent Leaderboard: The Missing Infrastructure for AI Agent Evaluation

Sayash Kapoor, Benedikt Stroebl, Peter Kirgis +28

AI agents have been developed for complex real-world tasks from coding to customer service. But AI agent evaluations suffer from many challenges that undermine our understanding of…